1. Postal Data & Google Maps Shine Light on New Orleans Recovery Presented by: Denice Ross Elaine Ortiz Joy Bonaguro Greater New Orleans Community Data Center

2. Founded 1997 10,000 unique visitors/month 50-100 data requests/month 3,500 e-newsletter subscribers New Orleans Index readership of 5,000 500+ media mentions so far in 2008 Urban Institute Nat’l Nbhd Indicators Partner

11. “ I need population estimates for the New Orleans area by day as the denominator for health rate calculations.” - US Centers for Disease Control and Prevention” “ We would like to know the numbers of evacuees that have returned to the area. We are compiling data to use in a funding proposal. We need to know the number of citizens that will benefit from United Way agency services.” - United Way for GNO “ We need daytime population figures for New Orleans to make informed decisions about the future of television measurement in the market.” - Nielsen Media Research “ We'd like to know population trends on the West Bank of Jefferson Parish. We'd like to bring a particular major national client into the West Bank market by showing that population has boomed on the West Bank post Katrina.” -Kirschman Realty, LLC

12. “ As the statistician for Louisiana OPH HIV/AIDS Program I am called on to estimate the number of persons living in the region on a regular basis. I am interested in obtaining the latest population estimates available. Also, in order to create program-wide plans for community outreach, surveillance and behavioral survey efforts neighborhood breakdowns at any level would be immensely useful. Again, in the face of our recovery, these data are of key importance.” - Louisiana Office of Public Health

13. Good questions… little good data

14. 71.5% 49.5% Census Bureau population estimates

15. Utility accounts Public school enrollment Voter Registration Drivers Licenses Traffic Volume Postal data Surveys Vehicle Registration Alternative sources of population data

16. Public school enrollment November 2, 2005: “New Orleans Public Schools is in the process of assessing the financial and structural feasibility of NOPS schools for January re-openings.” Open Public Schools in Orleans Parish

24. HUD data: Unoccupied addresses

28. Standard Distance Test reveals delay in census block geocoding

29. Standard Distance Test reveals delay in census block geocoding

30. Database problem: Addresses placed in “neutral grounds”

31. Database problem: New streets result in a ZIP centroid match

32. Database problem: Suburban/ rural areas tend to get bad geocodes.

35. Expand to new geographies?

37. Selecting our technology

42. Design & Development

44. TIGER Navtech TeleAtlas GNOCDC

51. Usability Testing & Results

52. Notetaker User Interviewer

55. Field testing is messy, but you learn more about how people use your site in the real world.

58. “ I like your map, but are there any numbers I can look at?”

59. “ Wow. This is hard to read, I need my glasses.”

63. Lower Ninth Ward: More volunteer resources toward rebuilding, fewer toward data collection

64. Geographer Richard Campanella analyzed patterns of repopulation relative to elevation

65. Media coverage during Katrina anniversary and storms

66. Getting a grant for the playground in Palmer Park

67. Gentilly Civic Improvement Association: Demonstrating critical mass of customers to attract retailers

68. Community &Planners: Impact of proposed of LSU/VA Hospital